Physics Study Notes

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Questions and Answers

Ultratovush deb qanday tebranish chastotasiga ega bo'lgan tebranishlar tushuniladi?

Chastotasi 25 ming Gs dan ortiq
Chastotasi 10 ming Gs dan ortiq
Chastotasi 20 ming Gs dan ortiq (correct)
Chastotasi 15 ming Gs dan ortiq

Eхolot asbobi qaysi sohada qo'llaniladi?

Jism va kuch nazariyasida
Dehqonchilikda
Gidroakustikada (correct)
Metallurgiyada

Ichki ishqalanish koeffesientining o’lchov birligi nima?

Puaz (correct)
N/m2
Paskal
Kg*m/s

Gaz molekulalarining tezliklarini bo’yicha taqsimlanishini qanday taqsimot deyiladi?

Maksvell (C) Signup and view all the answers

Molekulaning o’rtacha kinetik energiyasi qanday aniqlanadi?

E = iKT (C) Signup and view all the answers

Impul'sning o'zgarishi qanday o'lchovga teng?

Kuch impulsi (D) Signup and view all the answers

Yopiq sistemada impul'sning saqlanish qonuni qanday bajariladi?

Yopiq sistemada (A) Signup and view all the answers

Elektr zaryadining saqlanish qonuni nimani anglatadi?

Izolyasiyalangan berk sistemada zaryadlarning o'zgarmasligi (D) Signup and view all the answers

Absolyut namlik nimani anglatadi?

Havo tarkibidagi suv bug’ining miqdorini ko'rsatuvchi kattalik (A) Signup and view all the answers

Sirt taranglik koeffisienti qanday formuladan aniqlanadi?

$F = \alpha l$ (D) Signup and view all the answers

Kapillyarlik qanday formuladan aniqlanadi?

$h = \frac{\rho g R}{2\alpha}$ (C) Signup and view all the answers

Tebranma hakat nima?

Muvozanat vaziyatidan goh o’nga, goh chap tomonga harakatlanadigan jism harakati (A) Signup and view all the answers

Tebranma harakat chastotasi birligi qanday bo’ladi?

Hz (A) Signup and view all the answers

Tebranma harakat tenglamasining differensial ko’rinishi qanday?

$\frac{d^2 x}{dt^2} + \omega_0^2 x = 0$ (D) Signup and view all the answers

Garmonik tebranish nima?

Vaqt o’tishi bilan sinus (kosinus) qonuniga muvofiq o’zgaradigan tebranma harakati (B) Signup and view all the answers

Matematik mayatnikning tebranish davri nimaga bog’liq?

Mayatnikning uzunligi va erkin tushish tezlanishidan chiqarilgan kvadrat ildiz (D) Signup and view all the answers

Yadro reaksiyasi qachon hosil bo'ladi?

Neytronlarning atom yadrosiga yutilishida (C) Signup and view all the answers

Atom yadrosi qanday zarrachalardan tashkil topgan?

Proton va neytron (A) Signup and view all the answers

Kompton effektini qanday nurlar yordamida kuzatiladi?

Rentgen va γ nurlari (C) Signup and view all the answers

Yadroning magnit momenti qanday zarralarning magnit momentidan tashkil topgan?

Neytron, proton (D) Signup and view all the answers

 va  nurlar o'zaro qanday farqlanadi?

α-zarra musbat zaryadga, β-zarra manfiy zaryadga ega (D) Signup and view all the answers

Plazma bu moddaning qanday holati?

Moddaning to'liq ionlangan holati (C) Signup and view all the answers

Radioaktiv moddalar nurlangan vaqtda o'zidan qanday zarrachalar tarqatadi?

α, β, γ (A) Signup and view all the answers

Nuklonlarning umumiy soni qanday ifodalanadi?

A=Z+N (C) Signup and view all the answers

Rezonans hodisasi qanday kelib chiqadi?

Sistemada ta'sir etuvchi tashqi kuch o'zgarishlarining chastotasi sistemaning xususiy tebranishlari chastotasi bilan tenglashganda. (C) Signup and view all the answers

Ko'ndalang to'lqinlar qanday hosil bo'ladi?

Muhit zarralarning harakat yo'nalishi uning tarqalish yo'nalishiga o'zaro perpendikulyar bo'lganda. (A) Signup and view all the answers

Bo'yli to'lqinlar qanday hosil bo'ladi?

Muhit zarralarining harakat yo'nalishi va uning tarqalish yo'nalishi ustma-ust tushib tebranganda. (B) Signup and view all the answers

To'lqin uzunligi qanday ifodalanadi?

$ \lambda = \nu \cdot T$ (D) Signup and view all the answers

Tebranishning to'lqin uzunligi nimaga aytiladi?

Bir xil fazoda tebranayotgan o'zaro yaqin zarralar orasidagi masofa. (B) Signup and view all the answers

Elektromagnit to'lqinlar fazoda qanday tezlikda tarqaladi?

3 × 10^8 m/s (D) Signup and view all the answers

Garmonik tebranayotgan sistemaning tebranish davri qanday ifodalanadi?

$T = \frac{2\pi}{\omega_0}$ (A) Signup and view all the answers

Infratovush tebranishlari chastotasi qaerdan boshlanadi?

Chastotasi 17 Gs dan kichik bo'lgan tebranishlar. (D) Signup and view all the answers

Dielektrik qabul qiluvchanlik qanday birlikda o’lchanadi?

O`lchamsiz kattalik (B) Signup and view all the answers

Kondensatorlar qanday holda o`zaro ulangan vaqtda kuchlanish ko`payadi?

Ketma-ket ulanganda (B) Signup and view all the answers

Zanjirning bir qismi uchun Om qonuni (integral ko`rinishi) qanday ko`rsatiladi?

I = ρS (C) Signup and view all the answers

Tugunda uchrashuvchi toklarning algebraik yig`indisi qanaqa bo’ladi?

0 ga teng (C) Signup and view all the answers

Uzoq masofalarga elektr signallarining bir zumda uzatilishini qanday tushuntiriladi?

Elektrmagnit maydon 3.10^8 m/s tezlikda tarqalishi bilan (C) Signup and view all the answers

3 dona proton va 2 dona elektrondan iborat berk tizimning natijaviy zaryadi qancha va qanday ishorali bo’ladi?

e (C) Signup and view all the answers

Tokning quvvati formulasini ko`rsating.

P = I^2R (A) Signup and view all the answers

O’tkazgichning elektr sig`imi nimalarga bog`liq?

O’tkazgichning shakli, o`lchamlari va qaysi muhitda joylashganiga (A) Signup and view all the answers

Yorug'lik bosimini Maksvell nazariyasi bo'yicha qanday aniqlanadi?

P = (1 + ρ) w (C) Signup and view all the answers

De – Broylning to’lqin uzunligi formulasi qanday yoziladi?

$λ_0 = \frac{2π,η}{m𝜈}$ (B) Signup and view all the answers

Monoхromatik nur nima?

Bir xil rangli nur (B) Signup and view all the answers

Fotoeffekt uchun Eynshteyn tenglamasini ko’rsating.

$hv = \frac{m𝜊^2}{2} + A$ (C) Signup and view all the answers

Lazer nurlanishining qanday хususiyatlari bor?

Vaqt va fazoda kogerent, qat'iy monoхromatik, quvvati katta, dastasi ingichka (B) Signup and view all the answers

Vodorod atomi chiqarayotgan spektral chiziqlarining to’lqin uzunligini aniqlash uchun Bal'mer formulasini ifodalang.

$λ = λ_0 \frac{n^2}{n - 3^2}$ (B) Signup and view all the answers

Yadrodagi atomlarning boglanish energiyasi nimaga teng?

Nuklonlar orasidagi kuch (B) Signup and view all the answers

Shredingerning vaqt bo’yicha umumiy tenglamasi qanday ifodalanadi?

$-\frac{∂^2ψ}{∂x^2} + Uψ = iη$ (D) Signup and view all the answers

Flashcards

مۇتلەق نەملىك

1 m3 ھاۋادا بولغان سوۋۇق بۇغىنىڭ مىقدارىنى كۆرسىتىدىغان چوڭلۇق.

سوۋۇق بۇغىنىڭ ھاۋادىكى سۇغا ئايلانشىنىڭ سۈرئىتى

سېتىلېشىنىڭ ھەرىكىتىنىڭ كۆرسىتىلىشى

بۇ بىر يۈزلۈك بەلگە كۆرسىتىدىغان چوڭلۇق. بۇ چوڭلۇق ھاسىل بولۇش جەريانىدا ھېسابلىنىدىغان چوڭلۇق بولۇپ، يۇقىرىقى تەكىتلەنگەن ھاسىل بولۇش جەريانلىرىنىڭ ھەممىسى ھېسابلىنىدىغان چوڭلۇقنىڭ ئىچىگە كىرىدۇ.